FUNDAMENTALS OF THERMODYNAMICS
10th Edition
ISBN: 9781119634928
Author: Borgnakke
Publisher: WILEY
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Air enters an automotive supercharger at 100 kPa, 300 K and is compressed to 150 kPa. The efficiency is 70%. What is the required work input per kilogram of air? What is the exit temperature?
If the mass flow rate for air is 5 Kg/s .and air compressor takes in air at 200 kPa, 290 K and delivers it at 1.2 MPa, 600 K to a constant-pressure cooler, which it exits at 300 K. Take cp= 1.005 find 1- temperature exit for compressor is
A- 290 K
B- 600 K
C - 300 K
2- work specific compressor is
A- ( -211.55)
B- ( -311.55)
C- ( -411.55)
3- Specific heat transfer in the cooler is
A- 301.5
B- 310.5
C- 320.5
4- Power the compressor is
A- 1575.75
B- 1585.75
C- 1895.75
Inlet Temp is 300k
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